METHODS AND APPARATUS FOR COMMUNICATING ACROSS CASING

A system for passing an electromagnetic signal through a casing comprises a tool body that can be positioned inside the casing; means for magnetically saturating the casing in the vicinity of the tool; a transmitter for transmitting an electromagnetic signal from the tool antenna to the outside of t...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHOUZENOUX, CHRISTIAN, NOUAZE, VERONIQUE
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS TRANSMISSION
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